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Reply To: 2021 GMC Sierra 1500 6.2l lifter failure

August 28, 2023 at 8:41 am #776696
sdakolios01
Participant

I had the same thing happen, first at 8,000 miles and last summer at 33,000 miles. All of my lifters have now been replaced. No problem since then.
I was not aware of a class action lawsuit.

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